Update Yarn to v4 (#193)

* Update Yarn to v4

* Update `yarn.lock`

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Tobias Beese <[email protected]>

Author: renovate[bot]

.yarn/releases/yarn-3.6.4.cjs

@@ -6,6 +6,6 @@ nmMode: hardlinks-local
 
 nodeLinker: node-modules
 
-yarnPath: .yarn/releases/yarn-3.6.4.cjs
+yarnPath: .yarn/releases/yarn-4.0.1.cjs
 
 defaultSemverRangePrefix: ""

.yarn/releases/yarn-4.0.1.cjs

@@ -17,7 +17,7 @@
   },
   "engines": {
     "node": "=20.x",
-    "yarn": "3.x"
+    "yarn": "4.x"
   },
   "prisma": {
     "seed": "yarn rw exec seed"
@@ -30,5 +30,5 @@
     "storybook": "yarn rw storybook"
   },
   "version": "2.2.0",
-  "packageManager": "yarn@3.6.4"
+  "packageManager": "yarn@4.0.1"
 }